Siemens LOGO! CMR2040 Operating Instructions Manual page 133

Information
Signal strength
Signal field strength (CSQ /dBm)
SMS command "DIAG? Response"
If the information cannot be sent with an SMS message, there is a 2nd SMS that starts with
"DIAG? Response".
Such a reply SMS message can appear as follows:
Example of the two reply SMS messages
1st SMS
● From: logo.cmr
● 2016-10-05 14:14:45
● LOGO! CMR2020 V2
● GSM: registered
● Attached for (ddd:hh:mm:ss): 000:00:03:36
2nd SMS
● DIAG? Response
● GPRS: registered
● Attached for (ddd:hh:mm:ss): 000:00:03:36
● Network: <provider>.com
● IP: 77.25.26.11
● Signal Quality: good (CSQ:29/-55dBm)
LOGO! CMR2020, LOGO! CMR2040
Operating Instructions, 10/2016, C79000-G8976-C356-03
SMS content
Signal Quality:
invalid
•
good
•
medium
•
weak
•
no signal
•
(CSQ:xx / -xxdBm)
For the significance of the values, refer to the section WAN (Page 85).
Diagnostics and maintenance
6.2 Diagnostics SMS message
133